I Spent $1100 on DisplayPort Cables… for Science!
Why Hacker News recommends it
HN cites it as evidence that DisplayPort cable labeling is unreliable and that even major brands can fail, and for its explanation of version differences.
What it is
Linus Tech Tips tests a large batch of DisplayPort cables with a Total Phase cable tester, checking bandwidth and signal quality. Many cables did not meet their claimed specs.
Recommended by 1 HN commenters across 1 different months, 2022 to 2023.
What Hacker News said
Recommends unstatusthequo · 2023-07 · on “Displayport: A Better Video Interface”
Good and interesting video to explain the version diffs in spec: [this video] And even better, a calculator based on your monitor capabilities that helps you choose: [LINK] I ended up with a $15 2.0 10 foot cable from Monoprice. Fit my ultra wide Samsung G9 pixel pushing needs just fine.
Cites cainxinth · 2022-08 · on “Tell HN: Most DisplayPort cables aren't sold with correct information”
LTT got a TotalPhase cable tester and ran tests on a whole bunch of video cables. Lots of cables from major suppliers like Monoprice failed their tests. Here’s the video for DisplayPort: [this video]
Cites rektide · 2022-09 · on “USB4 v2 is also 120 Gbps”
Exactly. Yes. I'd also just say this is a low information environment. Traditionally, we'd rely on the media as a line of defense. Product reviews would tell us who to trust, what the good deals are. We trusted the media to review & find problems & surface issues in the past. But those institutions have undergone enormous revenue crunch, and there's very few left who can really go in depth & do the deep, thorough, intelligent exploration we ought trust them for. Online marketplaces in the world today are bedlam, and there are few trusted authorities. This is a general world condition, but with tech it's extra bad because when things don't work, we almost ever know why/who to blame, it's all